.topbox{
    position:fixed;
    top:-100%;
    left:0%;
    height:100%; 
    width: 100%;
    display: block;
    z-index:999990;
    color:black;
    background-color: #ffffff;
}
.topbox-header {
    background-color: #00C000;
    width: 100%;
    height: 48px;
    position: fixed;
    top: 0px;
    color:white;
}
.topbox-inner {
    position: absolute;
    width:100%;
    height:100%;
    padding:0px;
    display: table-cell;
    font-size: 14px;
    color:black;
    overflow: scroll;
    -webkit-overflow-scrolling: touch;
}
.topbox-footer {
    position:fixed;
    background-color:white;
    bottom:60px;
    width:100%;
}